﻿/*

    This file is a part of BinaryDialog.
 
    BiLog IM aka BinaryDialog - WPF Client for XMPP Protocol
    Copyright (C) 2008  Christophe LEMOINE

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Xml;
using System.Xml.Serialization;
using System.IO;

using BinaryDialog;
using BinaryDialog.Datas;

namespace BinaryDialog.Core.Relationship
{

    public class AccountsSerializer
    {

        public static bool SerializeToFile(List<Account> accounts, string filename)
        {
            if (accounts != null)
            {
                bool result = false;
                FileStream fs = null;
                try
                {
                    fs = new FileStream(filename, FileMode.Create);
                    XmlSerializer xs = new XmlSerializer(typeof(List<Account>));
                    xs.Serialize(fs, accounts);
                    result = true;
                }
                catch
                {
                    result = false;
                }
                finally
                {
                    if(fs!=null)
                    {
                        fs.Close();
                    }
                }
                return result;
            }
            else
            {
                return false;
            }
        }

        public static bool DeserializeFromFile(string filename, ref List<Account> accounts)
        {
            bool result = false;
            FileStream fs = null;
            try
            {
                fs = new FileStream(filename, FileMode.Open);
                XmlSerializer xs = new XmlSerializer(typeof(List<Account>));
                accounts = xs.Deserialize(fs) as List<Account>;
                result = true;
            }
            catch
            {
                accounts = new List<Account>();
                result = false;
            }
            finally
            {
                if (fs != null)
                {
                    fs.Close();
                }
            }
            return result;
        }

    }

}
